SWA Code
Managing risks of hazardous chemicals in the workplace
Hazardous chemicals register, SDS, labelling, storage + handling.
Issuing regulator
SAFEWORK-NSW →Topics
Source: https://www.safeworkaustralia.gov.au/doc/model-code-practice-managing-risks-hazardous-chemicals-workplace. Rules Mate indexes + summarises; always verify against the regulator's live publication.